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Hi, I have a table called ''users'', there is a field called ''username'' and another field called ''mobile_number'' (among other fields). In my application the user can send SMS message and can choose between his/her username and mobile number as the sender id. Both of them are of course stored in the users table. Also there is a third option which

Hello, I tried link_to_remote to see the build in AJAX capabilities with rails for the first time for me, I tried the following code and it worked: <%= link_to_remote( "some link", :update => "some_div", :url =>{ :action => :someaction }) %> OK, it has worked, but I have two questions here: 1- When moving

Hello, I''m trying to create categories that have their own subcategories, and each subcategory may have its own subcategories, .. and so on. After some reading, I found out that the best way for creating such a thing is to use acts_as_tree, but I didn''t find any tutorial or article that explain this in a clear way. After a lot of work I was finally able to create categories and